physostomous

American

[fahy-sos-tuh-muhs] / faɪˈsɒs tə məs /

adjective

Ichthyology.

having the mouth and air bladder connected by an air duct.

physostomous British

/ faɪˈsɒstəməs /

adjective

(of fishes) having a duct connecting the air bladder to part of the alimentary canal Compare physoclistous

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of physostomous

First recorded in 1885–90; physo- + -stomous

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023